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authorroel kluin <roel.kluin@gmail.com>2009-01-09 15:49:04 -0700
committerGrant Likely <grant.likely@secretlab.ca>2009-01-09 15:49:04 -0700
commit23faf63123e306b4a134f6d6c501813f6c8599dc (patch)
tree2cdc14814e2a0e902b42d0f6a593ec09147a3423 /arch/powerpc/platforms
parent5886188dc7ba9a76babcd37452f44079a9a77f71 (diff)
powerpc/mpc5121: fix NULL test in mpc5121_clk_get utility function.
strcmp on NULL results in a segmentation fault, also, remove the second, redundant test on dev Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/512x/clock.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/512x/clock.c b/arch/powerpc/platforms/512x/clock.c
index f416014ee72..1bcff94eb92 100644
--- a/arch/powerpc/platforms/512x/clock.c
+++ b/arch/powerpc/platforms/512x/clock.c
@@ -56,12 +56,12 @@ static struct clk *mpc5121_clk_get(struct device *dev, const char *id)
int dev_match = 0;
int id_match = 0;
- if (dev == NULL && id == NULL)
+ if (dev == NULL || id == NULL)
return NULL;
mutex_lock(&clocks_mutex);
list_for_each_entry(p, &clocks, node) {
- if (dev && dev == p->dev)
+ if (dev == p->dev)
dev_match++;
if (strcmp(id, p->name) == 0)
id_match++;